389-48-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 389-48-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,8 and 9 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 389-48:
(5*3)+(4*8)+(3*9)+(2*4)+(1*8)=90
90 % 10 = 0
So 389-48-0 is a valid CAS Registry Number.